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Note 11 - Income Taxes and Deferred Tax Asset/Liability (Detail) - Deferred tax assets and liabilities consist of the following (in thousands): (USD $) In Thousands, unless otherwise specified | Dec. 31, 2012 | Dec. 31, 2011
--- | --- | ---
Assets related to: |  |
Net asset (liability) | $ 1,803 | $ 1,302
Accreted Interest To Put [Member] | Long-Term [Member] |  |
Assets related to: |  |
Long Term | 939 | 587
Contingency on Lawsuit [Member] | Long-Term [Member] |  |
Assets related to: |  |
Long Term | 130 | 391
Noncontrolling Interest [Member] | Long-Term [Member] |  |
Assets related to: |  |
Noncontrolling interest | 915 |
Current [Member] |  |
Assets related to: |  |
Accrued compensation and other | 1,803 | 1,302
Net asset (liability) | 1,803 | 1,302
Long-Term [Member] |  |
Assets related to: |  |
Accrued compensation and other | 0 | 0
Amortization and impairment of goodwill | 13,181 | 15,900
Depreciation of property and equipment | (13,615) | (14,040)
Noncontrolling interest |  | (1,720)
Long Term | (771) | (290)
Revaluation of put/call liabilities | 2,194 |
Net asset (liability) | $ 2,973 | $ 828

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